Seudónimo Seudónimo
  • 15-11-2020
  • Mathematics
contestada

Working alone, Dan can do a certain job in three hours and Stan can do the same job in two hours. At these rates, how long would it take Dan and Stan to do this job working together?

Respuesta :

anjola12
anjola12 anjola12
  • 16-11-2020

Answer:

2 hours and thirty minutes

Step-by-step explanation:

3+2=5

5/2=2.5

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